On Tue, 2009-12-08 at 17:27 +0200, Pasi K?rkk?inen wrote: > Is there some cmdline switch to make mplayer play it at the correct > framerate? audio is fine, but video is too slow. > > Link to the file in question: > http://www.xen.org/media/Movies/XenSummitAsia09/2009-11-19-morning/Iandemo.MTS That seems to be interlaced h264. It works with MPlayer from current git if you use -demuxer lavf. svn has older timing code which cannot play such files accurately.